Democrats want promises from department leaders that sensitive medical and financial information is being handled securely.
The president signed an executive order Friday calling for several sweeping changes in VA operations and construction goals.
The decision to cut about 300 medical center payroll jobs and move about 300 more are part of broader efforts to reduce the size of the VA workforce.
Advocates praised defense leaders for excluding shipyard workers and other key readiness jobs from a department-wide hiring freeze.
